County market report · FIPS 17001
Adams County, IL
Quincy, IL-MO · Population 64,783 (Census V2020 est.)
Typical value
$186,171
Sep 2026
1M
+0.5%
3M
+1.6%
12M
+6.6%
5Y
+17.2%
10Y
+30.7%
From peak
0.0%
Peak $186,171 · Sep 2026
Rank US / state
452 / 31
by 12M change
Zillow Home Value Index
Source: Zillow Home Value Index (ZHVI), all homes, smoothed & seasonally adjusted · data through Sep 2026.
Inflection signal
Price-OnlyNo active signal this month.
Inventory, sales & days on market — Phase 2
Supply and demand confirmation is not yet available.
Yearly values (December)
| Year | ZHVI (Dec) | YoY change |
|---|---|---|
| 2025 | $179,939 | +3.6% |
| 2024 | $173,699 | -4.3% |
| 2023 | $181,475 | +2.9% |
| 2022 | $176,439 | +8.2% |
| 2021 | $163,082 | +4.7% |
| 2020 | $155,723 | +5.3% |
| 2019 | $147,829 | +5.6% |
| 2018 | $140,049 | -1.6% |
| 2017 | $142,313 | -1.6% |
| 2016 | $144,585 | +9.2% |
| 2015 | $132,453 | +0.5% |
| 2014 | $131,762 | +3.7% |
| 2013 | $127,034 | +1.9% |
| 2012 | $124,723 | +1.8% |
| 2011 | $122,523 | -0.3% |
| 2010 | $122,938 | -1.5% |
| 2009 | $124,751 | — |